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A process involves the performance of electrical work in the amount w' on a system. Show that if the process is carried out at constant volume, the heat absorbed is delta U-w'.
In a closed 1.00 L flask, 2.60 atm of CO reacts with 5.80 atm of O2 according to the equation below. Assuming that the temperature remains constant, what is the final pressure in the flask?
A11.6 g sample of a certain gas was introduced into a constant volume container at 25 °C. if the container were heated to 175 °C, how many grams of gas must be vented from the container to keep the pressure of the gas constant
you want a solution that will buffer the addition of either 10 micro moles of acid or 10 micro moles of base. total buffer concentration is equal to the concentration of the acid plus the concentration of salt in the acid. which of the following b..
What pressure is needed to confine an ideal gas to 102.0 L after it has expanded from 8.0 L and 1.0 atm at constant temperature
A student dissolves 27.2 g of aniline, C6H7N in 120 mL of water. At what temperature will the solution freeze
What is the osmotic pressure, in atm, of a solution formed by dissolving 17.8 g of PbCl4 in 0.250 L of water at 64.4 oC? (R = 0.0821 L-atm/mol-K; 0 oC = 273 K)
Calculate the pH at the first equivalence point. d) How many mL base, total, must be added to achieve the 2nd equivalence point?
A 1.348 gram sample containing an unknown amount of arsenic trichloride and the rest inerts was dissolved into a NaHCO3 and HCl aqueous solution.
An unknown radioactive substance has a half-life of 3.20 hours. If 38.7g of the substance is currently present, what mass was present 8.00 hours ago
How much energy is needed to heat 69.0 grams of H20(s) by 24.0 celcius if specific heat is 2.087 J(g celcius)
What is the unknown stubstance that is insoluable in water, soluable in cyclohexane and alcohol and has a boiling point of 58 C at 670 mm hg?
When 2-methylpropene is treated with sulfuric acid the resulting mixture can be used to convert benzene to tert-butylbenzene
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